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sklademVydáno: 1974
ISO 2950:1974
ISO 2950:1974-Brown coals and lignites — Classification by types on the basis of total moisture content and tar yield
CURRENCY
| Označení normy: | ISO 2950:1974 |
| Počet stran: | 2 |
| Vydání: | 1 |
| Vydáno: | 1974 |
DESCRIPTION
ISO 2950:1974
Brown coals are classified in this International Standard according to the following properties: total moisture content calculated on the ash-free basis; tar hiels calculated on the dry, ash-free basis. In tables class numbers, group number and code numbers of brown coal types are given.
